7-5a=3a+5a

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Solution for 7-5a=3a+5a equation: 



7-5a=3a+5a

We move all terms to the left:

7-5a-(3a+5a)=0

We add all the numbers together, and all the variables

-5a-(+8a)+7=0

We get rid of parentheses

-5a-8a+7=0

We add all the numbers together, and all the variables

-13a+7=0

We move all terms containing a to the left, all other terms to the right

-13a=-7

a=-7/-13

a=7/13

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